Osteichthyes - Synapsida - Ophiacodontidae

PaleoDB taxon number: 38888

Synonyms: Poliosaurus Case 1907 (no. 138052), Theropleura Cope 1878 (no. 138047), Winfieldia Romer 1925 (no. 137371)

Parent taxon: Ophiacodontidae according to R. R. Reisz 1986

Sister taxa: Archaeothyris, Clepsydrops, Varanosaurus, Embolophorus, Clepsydropinae

Subtaxa: Ophiacodon hilli, Ophiacodon major, Ophiacodon mirus, Ophiacodon navajovicus, Ophiacodon retroversus, Ophiacodon uniformis

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Ecology: